Ercaicun_Erc-c [Yuanshan Fm] (Cambrian of China)

Also known as Chengjiang biota

Where: Yunnan, China (24.8° N, 102.6° E: paleocoordinates 35.1° N, 161.1° E)

When: Eoredlichia-Wutingaspis trilobite zone, Maotianshan Sh Member (Yuanshan Formation), Atdabanian (521.0 - 516.0 Ma)

• 1.5 cm single-event mudstone

• member-level stratigraphic resolution

Environment/lithology: marine; mudstone

Size class: macrofossils

Preservation: mold/impression, soft parts

Collection methods: quarrying, surface (float), surface (in situ),

Primary reference: S.-X. Hu. 2005. Taphonomy and Palaeoecology of the Early Cambrian Chengjiang Biota from Eastern Yunnan, China. Berliner Paläobiologische Abhandlungen 7:1-197 [A. Lin/A. Lin]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 90135: authorized by Alex Lin, entered by Alex Lin on 08.07.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Lingulata
 Discinida - Disciniidae
Heliomedusa orienta Sun and Hou 1987
 Lingulida - Lingulellotretidae
Rhynchonellata
 Orthida - Wangyuiidae
Cardiodictyon
  -
Cardiodictyon catenulum Hou et al. 1991
Megacheira
 Leanchoiliida - Leanchoiliidae
Deuteropoda
 Isoxyida - Isoxyidae
Isoxys sp. Walcott 1890
 Bradoriida -
Corynetis brevis
  -
Corynetis brevis Luo and Hu 1999
Sicyophorus
  -
Sicyophorus rara Luo and Hu 1999
 Palaeoscolecidomorpha - Cricocosmiidae
Cricocosmia jinningensis Hou and Sun 1988
Palaeoscolecida
 Cricocosmida - Palaeoscolecidae
Mafangscolex sinensis Hou and Sun 1988
Paraselkirkia
  -
Cambrorhytium
  -
Discoides abnormis
  -
? Discoides abnormis Luo et al. 1999